LOCATION.-- Lat 40°18'12", long 90°44'06" (NAD of 1927), in SW1/4NW1/4 sec.27, T.4 N., R.3 W., McDonough County, Hydrologic Unit 07130010, at bridge on town road 3.3 mi upstream from Camp Creek, 5.5 mi northeast of Birmingham, 8.2 mi southwest of Industry, and at mile 3.2.

DRAINAGE AREA.-- 45.4 mi².

PERIOD OF RECORD.--

SURFACE-WATER DISCHARGE AND STAGE

DISCHARGE: October 1980 to September 1981.

SURFACE-WATER QUALITY

SEDIMENT: Water year 1981.

GAGE.-- Water-stage recorder. Altitude of gage is 520 ft from NGVD of 1929.

EXTREMES FOR PERIOD OF RECORD.--

SURFACE-WATER DISCHARGE AND STAGE: Maximum discharge, 1,520 ft³/s May 18, 1981, gage height, 13.08 ft; minimum daily, 0.12 ft³/s Oct. 10, 11, 1980.

SUSPENDED-SEDIMENT CONCENTRATIONS: Maximum daily mean, 5,260 mg/L Apr. 13, 1981; minimum daily mean, 1 mg/L Oct. 31, 1980.

SUSPENDED-SEDIMENT LOADS: Maximum daily, 11,100 tons Apr. 13, 1981; minimum daily, 0 ton on many days during October and November 1980.